Home / 20,241.12-30,373.20-16,163.04

Finding the Fourth Proportional to 20,241.12, 30,373.20 and 16,163.04

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Solution

The fourth proportional to 20,241.12, 30,373.20 and 16,163.04 is: 24,253.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.12 : 30,373.20 = 16,163.04 : x
  2. Step 2: Convert to fraction form
    20,241.12/30,373.20 = 16,163.04/x
  3. Step 3: Cross multiply
    20,241.12x = 30,373.20 × 16,163.04
  4. Step 4: Simplify right side
    20,241.12x = 490,923,246.53
  5. Step 5: Solve for x
    x = 490,923,246.53/20,241.12
  6. Step 6: Final answer
    x = 24,253.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.